JP2001173988A - Air-conditioner - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an air-conditioner that facilitates the wiring work of a switch being mounted onto the front of the air-conditioner, reduces the number of mounting parts, and at the same time improves mounting strength. SOLUTION: This air-conditioner is composed of a switch 4 that has a knob 4a and a connection terminal 4b on front and back, respectively, a front part 5a that has a through hole 5a1 passing through the knob 4a, a pinch part 5b that is bent at right angles from both the ends of the front part 5a, has a gear- lock nib 5d, and pinches the switch 4, a case 5 that has a mounting leg 5c projecting from each tip of the pinch part 5b and a U-shaped section, a parallel flange 6a that is provided in front of an electrical box 7 and gear-locks the mounting leg 5c of the case 5, and a mounting part 6 that has a base plate 6b between the parallel flanges 6a. In the air-conditioner, the switch 4 is mounted to the mounting part 6 via the case 5, and a pair of ribs 5e coming into contact with the base plate 6b of the mounting part 6 is erected as a stopper at each tip of the pinch part 5b of the case 5.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to an air conditioner, and more particularly, to a switch mounting structure.

[0002]

2. Description of the Related Art FIG. 1 is an external view of a main part of an air conditioner showing a conventional example (a) and an exploded perspective view of the main part (b), and FIG. 5 is a main part showing an example of a conventional air conditioner. FIG. 6 is an exploded perspective view of an essential part showing another example of the conventional air conditioner, and FIG. 7 is an exploded perspective view of an essential part showing another example of the conventional air conditioner. FIG. 8 is an exploded perspective view of a main part showing another example of a conventional air conditioner, and FIG. 8 is a sectional view of a main part (b).

[0003] A conventional air conditioner 1 includes a main body casing 2
An opening 3a is formed below the front cover 3 attached to the front surface of the switch 4, and a knob 4a provided on the front surface of the switch 4 is projected from the insertion hole 3a, and the switch 4 having a connection terminal 4b on the back is formed. The structure was such that the lead wires 11 were attached to the connection terminals 4b. In this case, the switch 4 is a main power switch of the air conditioner 1 and a small slide switch is used.

As shown in FIG. 5, a front portion 5a having a through hole 5a1 penetrating the knob 4a and facing the insertion hole 3a, and the switch bent at right angles from both ends of the front portion 5a. 4, a case 5 having a U-shaped cross section provided with mounting legs 5 c protruding from the respective ends of the holding portion 5 b, and the case 5 provided in front of the electrical component box 7. Parallel flange 16a for locking leg 5c
And a mounting section 16 having a U-shaped cross section having a front plate 16b between the parallel flanges 16a.

The switch 4 has an insertion hole 16x through which the connection terminal 4b is inserted at the center of the mounting portion 16 having a U-shaped cross section, and the connection terminal 4b is inserted through the insertion hole 16x. Is held by the holding portion 5b, and the locking piece 16y provided on the mounting portion 16 is locked and mounted in the locking hole 5y provided in the mounting leg 5c of the case 5. In this case, the wiring of the lead wire 11 cannot be provided to the connection terminal 4b unless the switch 4 is attached.

On the other hand, as shown in FIG.
In the mounting structure, the one corresponding to the above-described case 5 is integrated with the mounting portion 16, the switch 4 is inserted into the mounting portion 16 from below, and the rear of the switch 4 is provided by a separately provided stopper 10. , And both ends of the stopper 10 are locked and fixed in the locking holes 16z of the mounting portion 16. In this case, wiring of the lead wire 11 can be provided in advance to the connection terminal 4b, but the switch 4 cannot be attached unless the switch 4 is provided from behind.

On the other hand, in order to solve the above-mentioned problems of the conventional example, the mounting structure of the switch 4 shown in FIGS. 1 and 7 has a through hole 5a1 penetrating the knob 4a and the insertion hole 3a. , A front portion 5a opposed to the front surface portion, a holding portion 5b bent at right angles from both ends of the front portion 5a and having a locking hole 5z at each end to hold the switch 4, and a front end of the holding portion 5b, respectively. A case 5 having a U-shaped cross section provided with projecting mounting legs 5c, and the case 5 disposed in front of the electrical component box 7;
A parallel flange 6a for locking the mounting leg 5c, a mounting portion 6 having a bottom plate 6b between the parallel flanges 6a, and a stopper 10 of the switch 4 for locking in the locking hole 5z of the case 5. .

[0008] Then, the rear of the switch 4 is pressed by the stopper 10, and both ends of the stopper 10 are locked and fixed in locking holes 5y provided in the holding portion 5b of the case 5, and the case 5 is fixed. The locking piece 6y provided in the mounting portion 6 is locked and mounted in the locking hole 5y provided in the mounting leg 5c. However, in this case, although the above-described problem of the conventional example is solved, the number of parts increases.

Alternatively, the switch 4 mounting structure shown in FIGS. 1 and 8 has a through hole 5a1 penetrating the knob 4a and a front portion 5a facing the insertion hole 3a.
Bends are made at right angles from both ends of the front part 5a and each end has a locking claw 5
and a case 5 having a U-shaped cross section and having a holding portion 5b holding the switch 4 and holding the mounting legs 5c protruding from respective ends of the holding portion 5b. A parallel flange 6a is provided to lock the mounting leg 5c of the case 5, and a mounting portion 6 having a bottom plate 6b between the parallel flanges 6a.

The switch 4 is held by a holding portion 5b, and the switch 4 is locked by the locking claw 5d. The mounting portion 6 is fitted into a locking hole 5y formed in a mounting leg 5c of the case 5. The locking piece 6y provided in the above is locked and attached.

However, in this case, although the above-described problem of the conventional example is solved, the locking claw 5d of the case 5 is not used.
It is desirable to secure further strength.

[0012]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and facilitates wiring work for a switch mounted on the front of an air conditioner and reduces the number of mounting parts. It is another object of the present invention to provide an air conditioner with improved mounting strength.

[0013]

Means for Solving the Problems To solve the above-mentioned problems, a front cover which is attached to the front surface of a main body casing and has an insertion hole formed below, a knob protruding from the insertion hole is provided on the front surface, and a rear surface is provided. A switch having connection terminals, a front portion having a through hole passing through the knob, facing the insertion hole, and a holding portion bent at right angles from both ends of the front portion and having locking claws; A case having a U-shaped cross section provided with mounting legs each protruding from each end of the holding portion, and a parallel flange disposed in front of the casing or the electrical component box and locking the mounting legs of the case; An air conditioner comprising: a mounting portion having a bottom plate between flanges, wherein the switch is mounted on the mounting portion via the case.
A stopper is provided between the bottom plate of the mounting portion and the rear surface of the switch to prevent the switch from moving in the rear direction.

[0014] The stopper is a plurality of ribs erected at each end of the holding portion of the case, the ends of which contact the bottom plate of the mounting portion.

Further, a recess is formed in the bottom plate of the mounting portion so as to be fitted with the tip of the rib.

Alternatively, the stopper may be a plurality of ribs standing upright on the bottom plate of the mounting portion and having their tips abutting against the back of the switch.

Furthermore, at each end of the holding portion of the case,
A recess is formed to fit with the tip of the rib.

On the other hand, the rib or the recess is formed integrally with the case.

[0019]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described in detail based on embodiments with reference to the accompanying drawings. FIG. 1 is an external view of a main part of an air conditioner showing an example of the present invention (a) and an exploded perspective view of the main part (b), and FIG. 2 is an exploded perspective view of a main part of an air conditioner showing one embodiment of the present invention. (A) and sectional drawing (b) of a principal part. Note that the same reference numerals are used for the same parts as in the related art.

The present invention will be described below with reference to an embodiment shown in the drawings. 1 is an air conditioner, 2 is a casing,
Is a front cover, 3a is an insertion hole, 4 is a switch, 4a is a knob, 4b is a connection terminal, 5 is a case, 5a is a front part, 5
a1 is a through hole, 5b is a holding portion, 5c is a mounting leg, 5d is a locking claw, 5e is a rib, 5y is a locking hole, 6 is a mounting portion, 6a is a parallel flange, 6b is a bottom plate, and 6y is a locking piece. , 7 are electrical component boxes, and 11 is a lead wire.

The main power switch 4 of the air conditioner 1 is disposed below the front cover 3 attached to the front of the casing 2. The switch 4 is a slide switch. The switch 4 is provided with a knob 4a protruding from a rectangular insertion hole 3a formed in the front cover 3 on the front surface, and a connection terminal 4 on the rear surface.
b.

In order to mount the switch 4, a front portion 5a having a through hole 5a1 penetrating the knob 4a and facing the insertion hole 3a is bent at right angles from both ends of the front portion 5a. A case 5 having a U-shaped cross section provided with a holding portion 5b having a locking claw 5d, mounting legs 5c protruding from respective ends of the holding portion 5b, and the case 5 provided in front of the electrical component box 7; Parallel flange 6 for locking the mounting leg 5c
a and a mounting portion 6 having a bottom plate 6b between the parallel flanges 6a.

Then, the switch 4 is connected to the holding portion 5b.
And the switch 4 is locked by the locking claw 5d, and the locking piece 6y provided in the mounting portion 6 is locked in the locking hole 5y provided in the mounting leg 5c of the case 5. Thus, the switch 4 is mounted on the mounting portion 6 via the case 5.

Here, between the bottom plate 6b of the mounting portion 6 and the rear surface of the switch 4, as a stopper for preventing the switch 4 from moving in the rear direction, the holding portion 5 of the case 5 is provided.
A pair of ribs 5e are provided upright at the respective ends of b, the ends of which contact the bottom plate 6b of the mounting portion 6. And the rib 5e
Are integrally formed with the case 5.

Although the ribs 5e are paired in this embodiment, a plurality of ribs 5e may be provided. In this embodiment, a parallel flange 6a provided in front of the electrical component box 7 to lock the mounting legs 5c of the case 5 and a mounting portion 6 having a bottom plate 6b between the parallel flanges 6a are provided. Although provided, the parallel flange 6a and the bottom plate 6b may be provided on the casing 2 instead of the electrical component box 7.

Here, the operation of the present invention according to this embodiment,
The effect will be described. In the above-described configuration, a pair of ribs 5e are provided upright at the respective ends of the holding portion 5b of the case 5 to abut against the bottom plate 6b of the mounting portion 6, so that the load acting on the knob 4a of the switch 4 The rib 5e acts as a stopper to prevent the movement in the rear direction due to the above, so that the mounting strength can be improved.

As a result, the strength of the locking claw 5d may be such that the switch 4 can be temporarily fixed. On the other hand, since the wiring of the lead wire 11 can be provided in advance to the connection terminal 4b, the wiring work of the switch 4 can be facilitated, and the number of mounting parts can be reduced.

FIG. 3 is an enlarged perspective view of a main part of an air conditioner showing another embodiment of the present invention, and FIG.
In the case of this embodiment, a concave portion 6b2 that fits with the tip of the rib 5e is formed integrally with the bottom plate 6b of the mounting portion 6.

The operation and effect of this embodiment are the same as those of the above-described embodiment. However, since the tip of the rib 5e is fixed by the recess 6b2, the load received by the knob 4a is limited only in the front-rear direction. In addition, the mounting strength can be improved even when acting in the vertical and horizontal directions.

FIG. 4 is an exploded perspective view (a) and a sectional view (b) of a main part of an air conditioner showing another embodiment of the present invention.
In the case of this embodiment, the mounting portion 6 is used as the stopper.
A pair of ribs 6b1 are provided upright on the bottom plate 6b. Further, the case 5
A concave portion 5f fitted with the distal end of the rib 6b1 is integrally formed at each distal end of the holding portion 5b.

The operation and effect of this embodiment are the same as those of the above-described embodiment, except that the rib 5
Since the tip of b1 is fixed, the mounting strength can be improved even if the load received by the knob 4a acts not only in the front-rear direction but also in the vertical and horizontal directions.

[0032]

According to the air conditioner of the present invention, a front cover which is attached to the front surface of the main body casing and has an insertion hole formed below, a knob protruding from the insertion hole is provided on the front surface, and a connection terminal is provided on the rear surface. A switch having a through-hole penetrating the knob, and a front portion facing the insertion hole,
A holding portion bent at right angles from both ends of the front portion and having a locking claw, a case having a U-shaped cross section provided with mounting legs protruding from each end of the holding portion, and a front of the casing or the electrical box. And a mounting flange having a bottom plate interposed between the parallel flanges and the mounting flange of the case, wherein the switch is mounted on the mounting portion via the case. In the harmonic machine, a stopper is provided between the bottom plate of the mounting portion and the rear surface of the switch to prevent the switch from moving in the rear direction. As a result, it is possible to provide an air conditioner that facilitates wiring work of a switch mounted on the front surface of the air conditioner, reduces the number of mounting parts, and improves mounting strength.

[Brief description of the drawings]

1A and 1B are an external view of a main part of an air conditioner and an exploded perspective view of a main part of an air conditioner showing an example of the related art and the present invention.

FIG. 2 is an exploded perspective view (a) and a sectional view (b) of a main part of an air conditioner showing one embodiment of the present invention.

FIG. 3 is an enlarged perspective view of a main part of an air conditioner according to another embodiment of the present invention, and FIG.

FIG. 4 is an exploded perspective view (a) and a sectional view (b) of a main part of an air conditioner showing another embodiment of the present invention.

FIG. 5 is an exploded perspective view of an essential part showing an example of a conventional air conditioner.

FIG. 6 is an exploded perspective view of a main part showing another example of a conventional air conditioner.

7A and 7B are an exploded perspective view and a sectional view of a main part of another example of a conventional air conditioner.

8A and 8B are an exploded perspective view of a main part and a cross-sectional view of a main part showing another example of a conventional air conditioner.

[Explanation of symbols]

 Reference Signs List 1 air conditioner 2 casing 3 front cover 3a insertion hole 4 switch 4a knob 4b connection terminal 5 case 5a front portion 5a1 through hole 5b holding portion 5c mounting leg 5d locking claw 5e rib 5f concave portion 5y locking hole 6 mounting portion 6a parallel Flange 6b Bottom plate 6b1 Rib 6b2 Recess 6y Locking piece 7 Electrical component box 11 Lead wire

Claims (6)

[Claims] 1. A switch having a front cover attached to a front surface of a main body casing and having an insertion hole formed below, a switch having a knob protruding from the insertion hole on a front surface, and a connection terminal on a rear surface; A front portion having a through hole therethrough, facing the insertion hole, a holding portion bent at right angles from both ends of the front portion and having a locking claw, and mounting legs each protruding from each end of the holding portion. A case provided with a U-shaped cross section, a parallel flange disposed in front of the casing or the electrical component box, for locking mounting legs of the case, and a mounting portion having a bottom plate between the parallel flanges. An air conditioner having the switch mounted on the mounting portion via the case, wherein a stopper is provided between a bottom plate of the mounting portion and a rear surface of the switch to prevent movement of the switch in a rear direction. Terako Air conditioner according to claim. 2. The air conditioner according to claim 1, wherein the stopper is a plurality of ribs erected at each end of the holding portion of the case, the ends of which contact the bottom plate of the mounting portion. 3. A bottom plate of said mounting portion is formed with a concave portion to be fitted with a tip of said rib.
The air conditioner as described. 4. The air conditioner according to claim 1, wherein the stopper is a plurality of ribs standing upright on a bottom plate of the mounting portion and having a tip abutting on a back surface of the switch. 5. The air conditioner according to claim 4, wherein a concave portion is formed at each end of the holding portion of the case so as to fit with the end of the rib. 6. The air conditioner according to claim 2, wherein the rib or the recess is formed integrally with the case.